== sanity test 123ad: Verify batching statahead works correctly ========================================================== 21:21:20 (1777425680) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats=0 llite.lustre-ffff947b8b540000.statahead_max=32 llite.lustre-ffff947b8b540000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats=0 total: 100 open/close in 0.68 seconds: 146.98 ops/second llite.lustre-ffff947b8b540000.statahead_max=0 101 real 0m0.570s user 0m0.001s sys 0m0.228s ls -l 100 files without statahead: 1 sec llite.lustre-ffff947b8b540000.statahead_max=32 32 101 real 0m0.362s user 0m0.002s sys 0m0.207s ls -l 100 files with statahead: 0 sec statahead total: 61 statahead wrong: 1 agl total: 57 list_total: 28 fname_total: 33 hit_total: 33921 miss_total: 209 total: 900 open/close in 1.64 seconds: 547.56 ops/second llite.lustre-ffff947b8b540000.statahead_max=0 1001 real 0m6.017s user 0m0.022s sys 0m2.378s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff947b8b540000.statahead_max=32 32 1001 real 0m3.943s user 0m0.016s sys 0m2.283s ls -l 1000 files with statahead: 4 sec statahead total: 62 statahead wrong: 1 agl total: 58 list_total: 29 fname_total: 33 hit_total: 34920 miss_total: 210 - open/close 4464 (time 1777425709.93 total 10.00 last 446.40) total: 9000 open/close in 18.39 seconds: 489.53 ops/second llite.lustre-ffff947b8b540000.statahead_max=0 10001 real 0m59.680s user 0m0.206s sys 0m23.227s ls -l 10000 files without statahead: 60 sec llite.lustre-ffff947b8b540000.statahead_max=32 32 10001 real 0m40.956s user 0m0.148s sys 0m23.470s ls -l 10000 files with statahead: 41 sec statahead total: 63 statahead wrong: 1 agl total: 59 list_total: 30 fname_total: 33 hit_total: 44919 miss_total: 211 ls -l done rm -r /mnt/lustre/d123ad.sanity: 60 seconds llite.lustre-ffff947b8b540000.statahead_stats= statahead total: 63 statahead wrong: 1 agl total: 59 list_total: 30 fname_total: 33 hit_total: 44919 miss_total: 211 mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats= snapshot_time: 1777425892.876880196 secs.nsecs start_time: 1777425681.646747477 secs.nsecs elapsed_time: 211.230132719 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 5381 (time 1777425903.99 total 10.00 last 538.07) total: 10000 open/close in 18.88 seconds: 529.64 ops/second llite.lustre-ffff947b8b540000.statahead_batch_max=0 llite.lustre-ffff947b8b540000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff947b8b540000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.580s user 0m0.156s sys 0m33.401s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff947b8b540000.statahead_batch_max=32 llite.lustre-ffff947b8b540000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff947b8b540000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m43.889s user 0m0.164s sys 0m26.361s batched statahead RPC= hit count=9997 mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats= snapshot_time: 1777426003.952808970 secs.nsecs start_time: 1777425952.310410893 secs.nsecs elapsed_time: 51.642398077 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 2 0 0 32: 312 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats=0 llite.lustre-ffff947b8b540000.statahead_max=2048 llite.lustre-ffff947b8b540000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats=0 total: 100 open/close in 0.64 seconds: 157.14 ops/second llite.lustre-ffff947b8b540000.statahead_max=0 101 real 0m0.588s user 0m0.004s sys 0m0.229s ls -l 100 files without statahead: 0 sec llite.lustre-ffff947b8b540000.statahead_max=2048 2048 101 real 0m0.357s user 0m0.002s sys 0m0.220s ls -l 100 files with statahead: 0 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10096 miss_total: 4 total: 900 open/close in 1.68 seconds: 537.28 ops/second llite.lustre-ffff947b8b540000.statahead_max=0 1001 real 0m5.477s user 0m0.023s sys 0m2.133s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff947b8b540000.statahead_max=2048 2048 1001 real 0m4.582s user 0m0.019s sys 0m1.879s ls -l 1000 files with statahead: 5 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11095 miss_total: 5 - open/close 5436 (time 1777426115.68 total 10.00 last 543.53) total: 9000 open/close in 16.46 seconds: 546.85 ops/second llite.lustre-ffff947b8b540000.statahead_max=0 10001 real 0m55.850s user 0m0.209s sys 0m21.489s ls -l 10000 files without statahead: 55 sec llite.lustre-ffff947b8b540000.statahead_max=2048 2048 10001 real 0m30.047s user 0m0.157s sys 0m20.556s ls -l 10000 files with statahead: 30 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21094 miss_total: 6 ls -l done rm -r /mnt/lustre/d123ad.sanity: 61 seconds llite.lustre-ffff947b8b540000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21094 miss_total: 6 mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats= snapshot_time: 1777426283.293644221 secs.nsecs start_time: 1777426004.724194813 secs.nsecs elapsed_time: 278.569449408 secs.nsecs subreqs per batch batches % cum % 1: 442 64 64 2: 99 14 78 4: 66 9 88 8: 13 1 90 16: 7 1 91 32: 22 3 94 64: 0 0 94 128: 2 0 94 256: 37 5 100 - open/close 5530 (time 1777426294.01 total 10.00 last 552.99) total: 10000 open/close in 18.61 seconds: 537.23 ops/second llite.lustre-ffff947b8b540000.statahead_batch_max=0 llite.lustre-ffff947b8b540000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff947b8b540000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.224s user 0m0.142s sys 0m24.294s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff947b8b540000.statahead_batch_max=256 llite.lustre-ffff947b8b540000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff947b8b540000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.891s user 0m0.141s sys 0m22.571s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats= snapshot_time: 1777426373.312879613 secs.nsecs start_time: 1777426335.186634265 secs.nsecs elapsed_time: 38.126245348 secs.nsecs subreqs per batch batches % cum % 1: 332 66 66 2: 64 12 79 4: 34 6 86 8: 8 1 87 16: 4 0 88 32: 22 4 92 64: 1 0 93 128: 0 0 93 256: 35 7 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff947b8b540000.statahead_batch_max=64 llite.lustre-ffff947b8b540000.statahead_max=128